183  
FZUS54 KHGX 212139  
CWFHGX  
 
COASTAL WATERS FORECAST  
NATIONAL WEATHER SERVICE HOUSTON/GALVESTON TX  
339 PM CST FRI FEB 21 2020  
 
UPPER TEXAS COASTAL WATERS FROM HIGH ISLAND TO THE MATAGORDA SHIP  
CHANNEL OUT 60 NAUTICAL MILES INCLUDING GALVESTON AND MATAGORDA BAYS  
 
SEAS ARE PROVIDED AS A RANGE OF THE AVERAGE HEIGHT OF THE HIGHEST  
1/3 OF THE WAVES...ALONG WITH THE OCCASIONAL HEIGHT OF THE AVERAGE  
HIGHEST 10 PERCENT OF THE WAVES.  
 
GMZ300-221015-  
SYNOPSIS FOR HIGH ISLAND TO THE MATAGORDA SHIP CHANNEL OUT 60  
NAUTICAL MILES INCLUDING GALVESTON AND MATAGORDA BAYS  
339 PM CST FRI FEB 21 2020  
   
SYNOPSIS FOR HIGH ISLAND TO MATAGORDA SHIP CHANNEL OUT 60 NM
 
 
HIGH PRESSURE BUILDING INTO THE STATE TODAY WILL HELP TO WEAKEN  
OFFSHORE WINDS AND ULTIMATELY LOWER SEAS THROUGH THIS EVENING.  
ONSHORE WINDS RETURN TOMORROW AND STRENGTHEN SUNDAY AHEAD OF THE  
NEXT COLD FRONT. THIS WEAK COLD FRONT WILL CROSS INTO THE GULF  
WATERS MONDAY NIGHT. A SECOND STRONGER COLD FRONT TUESDAY NIGHT  
WILL LIKELY REQUIRE ADVISORY AND OR CAUTION FLAGS FOR WEDNESDAY.  
 

 
 
GMZ330-335-221015-  
MATAGORDA BAY-GALVESTON BAY-  
339 PM CST FRI FEB 21 2020  
   
TONIGHT
 
NORTHEAST WINDS 5 TO 10 KNOTS. BAY WATERS SMOOTH.    
SATURDAY
 
EAST WINDS 5 TO 10 KNOTS BECOMING SOUTHEAST IN THE  
AFTERNOON. BAY WATERS SMOOTH.    
SATURDAY NIGHT
 
SOUTHEAST WINDS 5 TO 10 KNOTS. BAY WATERS  
SMOOTH.    
SUNDAY
 
SOUTHEAST WINDS 10 TO 15 KNOTS. BAY WATERS SLIGHTLY  
CHOPPY.    
SUNDAY NIGHT
 
SOUTHEAST WINDS 10 TO 15 KNOTS BECOMING SOUTH  
AFTER MIDNIGHT. BAY WATERS SLIGHTLY CHOPPY. A SLIGHT CHANCE OF  
SHOWERS AFTER MIDNIGHT. A CHANCE OF SHOWERS LATE.    
MONDAY
 
SOUTHWEST WINDS 5 TO 10 KNOTS BECOMING WEST IN THE  
AFTERNOON. BAY WATERS SMOOTH. A CHANCE OF SHOWERS.    
MONDAY NIGHT
 
NORTH WINDS 5 TO 10 KNOTS BECOMING NORTHEAST  
AFTER MIDNIGHT. BAY WATERS SMOOTH.    
TUESDAY
 
NORTHEAST WINDS 5 TO 10 KNOTS BECOMING EAST IN THE  
AFTERNOON. BAY WATERS SMOOTH.    
TUESDAY NIGHT
 
NORTH WINDS 15 TO 20 KNOTS. BAY WATERS CHOPPY.    
WEDNESDAY
 
NORTHWEST WINDS 15 TO 20 KNOTS. BAY WATERS CHOPPY.    
WEDNESDAY NIGHT
 
NORTH WINDS 15 TO 20 KNOTS DECREASING TO 10 TO  
15 KNOTS AFTER MIDNIGHT. BAY WATERS CHOPPY BECOMING SLIGHTLY  
CHOPPY AFTER MIDNIGHT.  
 

 
 
GMZ350-355-221015-  
COASTAL WATERS FROM FREEPORT TO MATAGORDA SHIP CHANNEL TX OUT  
20 NM-COASTAL WATERS FROM HIGH ISLAND TO FREEPORT TX OUT 20 NM-  
339 PM CST FRI FEB 21 2020  
   
TONIGHT
 
NORTHEAST WINDS 10 TO 15 KNOTS DECREASING TO 5 TO  
10 KNOTS AFTER MIDNIGHT. SEAS 2 TO 4 FEET.    
SATURDAY
 
EAST WINDS 5 TO 10 KNOTS. SEAS 2 TO 3 FEET.    
SATURDAY NIGHT
 
SOUTHEAST WINDS 10 TO 15 KNOTS. SEAS 2 TO  
3 FEET.    
SUNDAY
 
SOUTHEAST WINDS 10 TO 15 KNOTS. SEAS 2 TO 3 FEET.    
SUNDAY NIGHT
 
SOUTHEAST WINDS 10 TO 15 KNOTS BECOMING SOUTH  
AFTER MIDNIGHT. SEAS 2 TO 4 FEET. A CHANCE OF SHOWERS LATE.    
MONDAY
 
SOUTHWEST WINDS AROUND 10 KNOTS BECOMING WEST IN THE  
AFTERNOON. SEAS 2 TO 4 FEET. A CHANCE OF SHOWERS.    
MONDAY NIGHT
 
NORTH WINDS 5 TO 10 KNOTS BECOMING NORTHEAST  
AFTER MIDNIGHT. SEAS 2 TO 3 FEET.    
TUESDAY
 
NORTHEAST WINDS 5 TO 10 KNOTS BECOMING EAST IN THE  
AFTERNOON. SEAS 2 TO 3 FEET.    
TUESDAY NIGHT
 
NORTH WINDS 20 TO 25 KNOTS. SEAS 3 TO 5 FEET.    
WEDNESDAY
 
NORTHWEST WINDS 20 TO 25 KNOTS. SEAS 3 TO 5 FEET.    
WEDNESDAY NIGHT
 
NORTH WINDS 15 TO 20 KNOTS. SEAS 2 TO 3 FEET.  
 

 
 
GMZ370-375-221015-  
WATERS FROM FREEPORT TO MATAGORDA SHIP CHANNEL TX FROM 20 TO  
60 NM-WATERS FROM HIGH ISLAND TO FREEPORT TX FROM 20 TO 60 NM-  
339 PM CST FRI FEB 21 2020  
   
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 6 PM CST THIS EVENING
 
 
   
TONIGHT
 
NORTHEAST WINDS 15 TO 25 KNOTS EARLY THEN DECREASING  
TO 10 TO 15 KNOTS. SEAS 4 TO 7 FEET DECREASING TO 3 TO 5 FEET.   
SATURDAY
 
EAST WINDS 5 TO 10 KNOTS. SEAS 2 TO 4 FEET.    
SATURDAY NIGHT
 
SOUTHEAST WINDS 10 TO 15 KNOTS. SEAS 2 TO  
3 FEET.    
SUNDAY
 
SOUTHEAST WINDS 10 TO 15 KNOTS. SEAS 2 TO 4 FEET.    
SUNDAY NIGHT
 
SOUTH WINDS 15 TO 20 KNOTS DECREASING TO 10 TO  
15 KNOTS AFTER MIDNIGHT. SEAS 3 TO 4 FEET. A SLIGHT CHANCE OF  
SHOWERS LATE.    
MONDAY
 
SOUTHWEST WINDS AROUND 10 KNOTS BECOMING WEST IN THE  
AFTERNOON. SEAS 3 TO 4 FEET. A SLIGHT CHANCE OF SHOWERS EARLY IN  
THE MORNING, THEN A CHANCE OF SHOWERS IN THE LATE MORNING AND  
AFTERNOON.    
MONDAY NIGHT
 
NORTHWEST WINDS 5 TO 10 KNOTS BECOMING NORTH  
AFTER MIDNIGHT. SEAS 3 TO 4 FEET.    
TUESDAY
 
NORTHEAST WINDS 5 TO 10 KNOTS. SEAS 3 TO 4 FEET.    
TUESDAY NIGHT
 
NORTH WINDS 20 TO 25 KNOTS INCREASING TO 25 TO  
30 KNOTS AFTER MIDNIGHT. SEAS 3 TO 5 FEET BUILDING TO 6 TO 8 FEET  
WITH OCCASIONAL SEAS UP TO 10 FEET AFTER MIDNIGHT.    
WEDNESDAY
 
NORTHWEST WINDS 20 TO 25 KNOTS. SEAS 6 TO 8 FEET  
WITH OCCASIONAL SEAS UP TO 10 FEET SUBSIDING TO 5 TO 6 FEET WITH  
OCCASIONAL SEAS UP TO 7 FEET IN THE AFTERNOON.    
WEDNESDAY NIGHT
 
NORTH WINDS 20 TO 25 KNOTS DECREASING TO 15 TO  
20 KNOTS AFTER MIDNIGHT. SEAS 4 TO 6 FEET WITH OCCASIONAL SEAS UP  
TO 7 FEET.  
 

 
 
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